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प्रश्न
A quadrilateral can have all four angles as obtuse.
विकल्प
True
False
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उत्तर
This statement is False.
Explanation:
If all angles will be obtuse, then their sum will exceed 360°.
This is not possible in case of a quadrilateral.
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संबंधित प्रश्न
In a quadrilateral, define of the following Adjacent sides .
In a quadrilateral, define of the following Opposite sides .
Complete of the following, so as to make a true statement:
The sum of the angles of a quiadrilateral is .... right angles.
In Fig. 16.19, ABCD is a quadrilateral.
Name a pair of adjacent angles.
Complete the following statement by means of one of those given in brackets against each:
If both pairs of opposite sides of a quadrilateral are equal, then it is necessarily a ...............
If the bisectors of two adjacent angles A and B of a quadrilateral ABCD intersect at a point O such that ∠C + ∠D = k ∠AOB, then find the value of k.
Angles of a quadrilateral are (4x)°, 5(x+2)°, (7x – 20)° and 6(x+3)°. Find :
(i) the value of x.
(ii) each angle of the quadrilateral.
In parallelogram ABCD, ∠A = 90°
(i) What is the measure of angle B.
(ii) Write the special name of the parallelogram.
In a pentagon ABCDE, AB || ED and ∠B = 140°, ∠C = 2x° and ∠D = 3x°. Find ∠C and ∠D
In the following figure, What is BD – DE?
